The element's index is used in the logic of the predicate function.
项目的索引是用于述词功能的逻辑中。
Each element's index is used in the logic of the predicate function.
将在谓词函数的逻辑中使用每个元素的索引。
This is like the take function, but it takes a predicate.
它类似于take函数，但它接受一个断言。
This is like the take function, but it takes a predicate.
它类似于take函数，但它接受一个断言。
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